美联储还不收油门——收得不多。
一个完美的调整引擎将有稳定的怠速，收油门转速会上上下下都是不正确的。
A well-adjusted engine will have a stable idle and will not surge up and down after the throttle is closed.
一个完美的调整引擎将有稳定的怠速，收油门转速会上上下下都是不正确的。
The purpose of the idle speed control logic is to control engine speed at closed throttle.
车辆涉水时一定不要换挡和收油门，这样会造成排气管进水，从而造成发动机损坏。
Vehicles must not shift when wade and the throttle, this will cause exhaust pipe water, thus cause the engine damage.
车辆涉水时一定不要换挡和收油门，这样会造成排气管进水，从而造成发动机损坏。
Vehicles must not shift when wade and the throttle, this will cause exhaust pipe water, thus cause the engine damage.
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